CVE-2007-3645
archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote...
archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.
Exploit likelihood
What each source reports
NVD Score used
archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.
- Record
CVE-2007-3645- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.
- Record
CVE-2007-3645- Updated
- 2026-11-02
EUVDEUVD-2007-3629 No score
archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.
- Record
EUVD-2007-3629- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wc53-cvcx-2wqx No score
archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote...
archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.
- Record
GHSA-wc53-cvcx-2wqx- Updated
- 2026-11-02
OSV No score
archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.
- Record
CVE-2007-3645- Updated
- 2026-11-02
OSVDEBIAN-CVE-2007-3645 No score
archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.
- Record
DEBIAN-CVE-2007-3645- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libarchiveDebian:12 |
before 2.2.4-1 | 2.2.4-1 |
libarchiveDebian:13 |
before 2.2.4-1 | 2.2.4-1 |
libarchiveDebian:14 |
before 2.2.4-1 | 2.2.4-1 |
libarchiveDebian:4.0 From an advisory covering 3 CVEs |
before 1.2.53-2etch1, plus listed versions 1.2.53-21.2.53-2etch1~bpo31+1 |
1.2.53-2etch1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| affected, aliases, facts, references, title | GitHub Advisories, OSV | |
| first indexed | CVE List, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2007-3645 is a medium vulnerability (CVSS 4.3) in Freebsd Libarchive, published July 15, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.44%, the 89th percentile. Fixed in libarchive 2.2.4-1.
References
exchange.xforce.ibmcloud.com/vulnerabilities/35404
vupen.com/english/advisories/2007/2521
debian.org/security/2008/dsa-1455
security.freebsd.org/advisories/FreeBSD-SA-07:05.libarchive.asc
secunia.com/advisories/26050
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securityfocus.com/bid/24885
security.gentoo.org/glsa/glsa-200708-03.xml
bugs.debian.org/cgi-bin/bugreport.cgi?bug=432924
osvdb.org/38094
people.freebsd.org/~kientzle/libarchive
securitytracker.com/id?1018379
novell.com/linux/security/advisories/2007_15_sr.html
nvd.nist.gov/vuln/detail/CVE-2007-3645
github.com/advisories/GHSA-wc53-cvcx-2wqx
security-tracker.debian.org/tracker/CVE-2007-3645